---
title: Assignment.Duration9 Property (Project)
ms.prod: project-server
api_name:
- Project.Assignment.Duration9
ms.assetid: 5b7d66df-21e6-cbf0-788d-260ec048f062
ms.date: 06/08/2017
---


# Assignment.Duration9 Property (Project)

 Gets or sets the value of an assignment duration custom field. Read/write **Variant**.


## Syntax

 _expression_. **Duration9**

 _expression_ A variable that represents an **Assignment** object.


